Damon-eshbach spin waves

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August undefined, 2024

WebMar 8, 2024 · A comparison of Fig. 3a,b reveals that the impedances for both forward-volume and Damon–Eshbach spin waves share the general trends. The main difference lies in the resonance frequency (FMR ... WebMar 15, 2024 · Semantic Scholar extracted view of "Temporal evolution of the spin-wave intensity and phase in a local parametric amplifier" by T. Brächer et al. Skip to search …

Brillouin light scattering study of spin waves in NiFe/Co …

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Direct observation of isolated Damon-Eshbach and backward volume s…

WebFeb 1, 2012 · W. Damon and J. R. Eshbach J. Phys. Chem. Solids 19, 308 (1961). with wave vectors having Fourier components of the reciprocal lattice of the silver array. Hence, in an otherwise uniform... WebSeven decades after the discovery of collective spin excitations in microwave-irradiated ferromagnets, there has been a rebirth of magnonics. However, magnetic nanodevices will enable smart GHz-to-THz devices at low power consumption only, if such WebMay 2, 2012 · Figure 2(d) displays the dispersion relation of a Damon Eshbach spin wave inside the waveguide (blue curve) with the internal field reduced to 160 Oe so that the k=0 spin wave frequency agrees with experimental value (3.6 GHz). The finite width of the waveguide (20 µm) generally suppresses waveguide internal field due to … image text transcriber

Towards a quantum interface between spin waves and paramagnetic spin …

(PDF) Spin waves and magnetic anisotropy in ultrathin (111)-oriented ...

WebMar 15, 2024 · Thus, as it follows from the results of simulation, the length of a spin wave for a particular direction in a stripe YIG waveguide can be efficiently manipulated by the external electric field. 4. Conclusion. For the Damon-Eshbach geometry, it is shown, that a nonzero electric field leads to a shift of the minimum of the waveguide modes. WebMay 1, 2001 · The Damon–Eshbach surface modes are analyzed for different directions of the spin-wave propagation and also for different ratios of the strength of the dipole … image text to audioWebDec 16, 2003 · The effects of exchange on the magnetostatic surface and bulk spin waves of a ferromagnetic film in the regime where the dipole and exchange fields are both … image text pretraining

"WebMagnonics offers a new way for information transport that uses spin waves (SWs) and is free of charge currents. Unlike Damon-Eshbach SWs, the magneto-static forward volume SWs offer the reciprocity configuration suitable for SW logic devices with low power consumption. Here, we study forward volume SW propagation in yttrium iron garnet … " - Damon-eshbach spin waves

Damon-eshbach spin waves

Temporal evolution of the spin-wave intensity and phase in a local ...

WebJan 8, 2024 · Furthermore, we show the calculation of the absolute spin deflection angle, using a full set of x-ray magnetic circular dichroism (XMCD) spectra as calibration. We demonstrate this using a nickel-iron (Permalloy, Py) thin film with spin waves excited from a stripline antenna in Damon-Eshbach geometry. 32 32. R. W. WebFeb 24, 2016 · Using an optically driven high-current picosecond pulse source in combination with time-resolved scanning Kerr microscopy probed by femtosecond laser …

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WebJun 17, 2016 · In 2013 An et al. have shown that by the excitation of nonreciprocal spin waves, so-called Damon-Eshbach modes (DEM), in a 400 μm thick Yttrium Iron Garnet (YIG) crystal heat can be transported ... WebJan 1, 1999 · The dispersions of dipolar (Damon-Eshbach modes) and exchange-dominated spin waves are calculated for in-plane-magnetized thin and ultrathin cubic films with (111) crystal orientation and the ...

WebChirality is a fascinating property of nature, observed for the first time in 1848 by Louis Pasteur, in the optical response of molecules. More generally, chiral textures often appear in physics as a result of symmetry breaking, either spontaneously, for example in macroscopic quantum systems, or when stabilized by a chiral interaction, as in liquid crystals or … WebDec 16, 2003 · For values of k ≳10 4 a number of branches have significant surface character so that no single branch can be identified with the Damon‐Eshbach surface state. When the applied field is perpendicular to the surface a new type of surface spin wave occurs below the bulk manifold and is characterized by a complex wave vector normal to …

WebMay 7, 2015 · The U.S. Department of Energy's Office of Scientific and Technical Information WebAug 3, 2015 · a, Sketch of a Damon–Eshbach spin wave propagating at the Ni 80 Fe 20 /Pt interface with wavevector k M ∥ − x with the magnetization M ∥ + z.All individual moments precess in the external ...

WebNov 23, 2016 · The wavevector of the incident light is perpendicular to the field orientation in Damon–Eshbach configuration. Spin-wave frequency on the Stokes side as a function of the in-plane wavenumber at a 3 kOe (c) parallel field and (d) diagonal field. Dots are experimental data and lines are guides for the eyes.

WebApr 7, 2014 · Thermally excited spin waves in thin Co/sub 91/-Zr/sub 9/ sputtered films havebeen studied at room temperature by Brillouin scattering in external magneticfields of up to 3.5 kOe. In order to precisely determine the /ital g/ factor andthe surface exchange constant, we extensively studied the Damon--Eshbach modein a 1-..mu..m-thick film. list of dark patternsWebApr 11, 2024 · Linear magnitude, real, and imaginary part of the S 21 ′ parameters for propagating spin waves (PSW) in the Damon–Eshbach mode, using 50 mT of external magnetic field and different temperatures. The applied microwave power was set to − 28 dBm (at the sample) with an average sampling of 50 for 45 mK – 1 K and 100 for 1.5 – … image text to tableWebJan 16, 2024 · ABSTRACT. We compare the characteristics of electrically transduced Damon–Eshbach spin-wave (DESW) and backward volume spin-wave (BVSW) … image text similarity githubWebJan 9, 2024 · In this paper we have demonstrated the effect of a metal surface on Damon-Eshbach mode spin waves, which is in accordance with equation 2. Using this equation, one can extract (effective) values for the separation between the metal surface and the ferromagnetic sample. image text storage formatsWebNov 11, 2024 · (C) The NV ESR frequencies ω ± are swept over the Damon-Eshbach spin-wave dispersion (black line) by tuning B 0. For any B 0 (1) < B 0 (2), ω − is resonant with spin waves of finite wavelength. At B 0 = B 0 (2), ω − is resonant with the ferromagnetic resonance (FMR). image text translator pythonWebAn unusual peculiarity of the IDMI-based pinning is that its scales as the spin-wave wave number. We incorporate these boundary conditions into an existing numerical model for … image text to pdfWebThe observed spin wave excitation spectra must be interpreted with spin wave quantization such as Damon-Eshbach mode separation. It was found that the spin wave quantization is related to the stripe magnetic domain structure in continuous film. The physical origin of the quantization is the partial reflection of the propagating spin wave at the ... image text sharpener